/Engine/Plugins/Runtime/GeometryProcessing/Source/DynamicMesh/Public/Selections/QuadGridPatch.h
Call ApplyFunc for each quad, passing it's grid index and triangle pair
void ForEachQuad ( [TFunctionRef](API\Runtime\Core\GenericPlatform\TFunctionRef)< void(int32 QuadRow, int32 QuadCol, [FIndex2i](API\Runtime\GeometryCore\FIndex2i) QuadTris)> ApplyFunc ) const